<template>
  <div id="app">
    <div class="border">1111111111</div>
    <router-view/>
  </div>
</template>

<script>
export default {
  name: 'App'
}
</script>

<style>
.border{border: 1px solid greenyellow;width: 100px;height: 100px;margin: 0 auto;}
</style>
